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Sergio Gomez
52 lines
1.5 KiB
Python
52 lines
1.5 KiB
Python
# Lint as: python3
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# pylint: disable=line-too-long
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# Copyright 2020 DeepMind Technologies Limited.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# https://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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r"""RWRL dataset example.
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Instructions:
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> export TMP_PATH=/tmp/dataset/rwrl
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> export DATA_PATH=combined_challenge_easy/quadruped/walk/offline_rl_challenge_easy
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> mkdir -p $TMP_PATH/$DATA_PATH
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> gsutil cp gs://rl_unplugged/rwrl/$DATA_PATH/episodes.tfrecord-00001-of-00015 \
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$TMP_PATH/$DATA_PATH/episodes.tfrecord-00000-of-00001
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> python rwrl_example.py --path=$TMP_PATH
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"""
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# pylint: enable=line-too-long
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from absl import app
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from absl import flags
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import tree
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from rl_unplugged import rwrl
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flags.DEFINE_string('path', '/tmp/dataset', 'Path to dataset.')
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def main(_):
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ds = rwrl.dataset(
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flags.FLAGS.path,
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combined_challenge='easy',
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domain='quadruped',
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task='walk',
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difficulty='easy',
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num_shards=1,
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shuffle_buffer_size=1)
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for replay_sample in ds.take(1):
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print(tree.map_structure(lambda x: (x.dtype, x.shape), replay_sample.data))
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break
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if __name__ == '__main__':
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app.run(main)
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